COATED ALUMINA FILLER, GLASS CERAMIC COMPOSITION, SUBSTRATE FOR LIGHT-EMITTING ELEMENT AND LIGHT-EMITTING DEVICE

PROBLEM TO BE SOLVED: To provide an alumina filler that can suppress the discoloration of glass ceramics in a substrate for a light-emitting element.SOLUTION: A coated alumina filler includes: the alumina filler used for manufacturing a substrate for a light-emitting element on which a light-emittin...

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Bibliographische Detailangaben
Hauptverfasser:	OTA SEIGO, TANIDA MASAMICHI, WATANABE KAZUO
Format:	Patent
Sprache:	eng
Schlagworte:	ARTIFICIAL STONE BASIC ELECTRIC ELEMENTS CEMENTS CERAMICS CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY GLASS JOINING GLASS TO GLASS OR OTHER MATERIALS LIME, MAGNESIA METALLURGY MINERAL OR SLAG WOOL REFRACTORIES SEMICONDUCTOR DEVICES SLAG SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS SURFACE TREATMENT OF GLASS TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an alumina filler that can suppress the discoloration of glass ceramics in a substrate for a light-emitting element.SOLUTION: A coated alumina filler includes: the alumina filler used for manufacturing a substrate for a light-emitting element on which a light-emitting element is mounted; and a coating layer coating the surface of the alumina filler and comprising an oxide of a metal other than aluminum.